https://chaostoolkit.org/reference/tutorial/#start-the-application
When running the curl -k https://localhost:8443/city/Paris command in a separate terminal window, the terminal running the sunset.py service issues the following warning message:
SubjectAltNameWarning: Certificate for localhost has no subjectAltName, falling back to check for a commonName for now.
This feature is being removed by major browsers and deprecated by RFC 2818. (See urllib3/urllib3#497 for details.)

https://chaostoolkit.org/reference/tutorial/#start-the-application
When running the
curl -k https://localhost:8443/city/Pariscommand in a separate terminal window, the terminal running the sunset.py service issues the following warning message:SubjectAltNameWarning: Certificate for localhost has no
subjectAltName, falling back to check for acommonNamefor now.This feature is being removed by major browsers and deprecated by RFC 2818. (See urllib3/urllib3#497 for details.)